Commodity200520062007200820092010
Worked slate & arts. of slate/agglom. slate$1,690,402$1,327,808$2,106,422$2,324,999$1,832,360$2,275,780
Total$1,690,402$1,327,808$2,106,422$2,324,999$1,832,360$2,275,780